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'the moral maze'


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#1 caliban

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Posted 06 December 2010 - 03:18 PM


http://www.bbc.co.uk...aze_01_12_2010/

It's reported this week that scientists in America, have for the first time, managed to reverse the effects of ageing in animals. The experiment was carried out on mice at Harvard. Before the treatment their skin and other organs were equivalent to those of an 80 year old human. After the injection of a drug that switches on a key enzyme, the mice grew so many new cells that they'd almost completely rejuvenated. The results raise some difficult questions.

No one would argue that we should work on drugs that alleviate the problems of old age, but should we actively try to extend life itself? In the UK by 2031, more than a fifth of the population will be over 65 and the fastest growing population will be those aged 85 and over. It's not just a question of the cost, but how we value the old in society. Despite plans for legislation, allegations of ageism are common place. Are we stuck with an out of date attitude to the old that has too often resulted in them being shuffled off in to age reservations as soon as they hit three score years and ten? Has our culture, which so values youthfulness come to terms with the improvements to the physical and mental capabilities of the elderly? Or are the old themselves partly to blame? Desperately clinging on to their youth with pills, potions and plastic surgery. Is the search for eternal youth hubris, or a natural part of the human condition? If we assist in extending life, will that inevitably mean assistance ending? When it comes to age, when is enough enough?

The Moral Maze chaired by Michael Buerk with Melanie Phillips, Kenan Malik, Matthew Taylor and Claire Fox.



#2 Nootropic Cat

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Posted 06 December 2010 - 04:59 PM

I was going to post this, but after listening decided not to. Standard Radio 4, Oxbridge types pontificating about stuff they know nothing about.

#3 robomoon

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Posted 08 December 2010 - 10:05 AM

Citation of one sentence from http://www.guardian....ing-mice-humans of what David Kipling, who studies aging at Cardiff University, said:

The goal for human tissue 'rejuvenation' would be to remove senescent cells, or else compensate for the deleterious effects they have on tissues and organs.

OK, http://sens.org/sens...research-themes is showing: this goal is called ApoptoSENS, death-resistant cells - targeted ablation.

2nd there will be OncoSENS, nuclear mutations - to remove telomere-lengthening. However, younger mice with shorter telomeres do not get so healthy anymore. So, here a different effort: A cluster bomb for cancer care, http://www.eurekaler...t-acb082310.php announced a drug delivery platform for chemotherapy. It is a sugar recognized by receptors on many types of cancer cells.

I was going to post this, but after listening decided not to. Standard Radio 4, Oxbridge types pontificating about stuff they know nothing about.


So I posted something. I'm just used to pontificating about stuff I know nothing about.

Edited by robomoon, 08 December 2010 - 10:15 AM.


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